Combined hair straightening apparatus and water tank



FIG. 1 is an isometric view of a combined hair straightening apparatus and water tank showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the figure drawings depict portions of the combined hair straightening apparatus and water tank which form no part of the claimed design. 

CLAIM The ornamental design for a combined hair straightening apparatus and water tank, as shown and described. 